| Date | Tournament | State | Round | Chris Ostrowski | Betty Foreman |
|---|---|---|---|---|---|
| 14/12/2008 | WAITARA CHRISTMAS 2008 | NSW | 1 | 333 | 365 |
| 11/01/2009 | Baulkham Hills Yearly Nearly Early | NSW | 4 | 363 | 370 |
| 30/10/2010 | BlueMountainFundraiser | NSW | 3 | 377 | 326 |
| 30/01/2011 | City of Sydney International Masters | NSW | 5 | 384 | 321 |
| 30/01/2011 | City of Sydney International Masters | NSW | 12 | 381 | 361 |
| 19/02/2011 | Wollongong Round Robins | NSW | 1 | 367 | 312 |
| 06/03/2011 | BUGS 2011 | NSW | 2 | 310 | 403 |
| 03/10/2011 | NSW Championships | NSW | 12 | 555 | 331 |
| 03/10/2011 | NSW Championships | NSW | 20 | 323 | 355 |
| 11/12/2011 | SYDNEY CLUB | NSW | 8 | 380 | 343 |
| 29/01/2012 | CITY OF SYDNEY MASTERS | NSW | 11 | 423 | 372 |
| 16/06/2012 | Wollongong WORDS Winter | NSW | 3 | 427 | 387 |
| 22/07/2012 | Winter Masters | NSW | 19 | 356 | 401 |
| 16/03/2013 | MATCH PLAY | NSW | 3 | 356 | 415 |
| 22/09/2013 | SYDNEY CLUB | NSW | 2 | 430 | 277 |
| 07/10/2013 | NSW Champs | NSW | 4 | 406 | 316 |
| 24/11/2013 | CC C'SHIP 2 DAY | NSW | 4 | 320 | 324 |
| 06/09/2014 | WAITARA TEAM CHALLENGE | NSW | 1 | 393 | 327 |
| 15/11/2014 | Cronulla | NSW | 6 | 408 | 260 |
| 30/11/2014 | Central Coast C'SHIP | NSW | 1 | 362 | 395 |
| 12/12/2015 | Bundanoon | NSW | 7 | 350 | 274 |
| 28/01/2018 | City of Sydney International Masters | NSW | 17 | 357 | 373 |
| Head-to-head after 22 games | 13 | 9 | |||
| Average score | 380.05 | 345.82 | |||
| Spread | 753 | -753 | |||